2026-08-01T10:54:22.76Z45.648666666667-111.615166666672.22manualconfirmedUSGS1.05ml1Origin/20260803140757.79244.282413Magnitude/20260803140757.792501.282414USGS14 km ESE of Harrison, Montanaregion namembcatalogmb90204023contributorID